Solvay Specialty Polymers Italy S.p.a.

Fabrizio Spada

Bradley Lane Kent

A process for manufacturing a dispersion of a vinylidene fluoride (VDF) thermoplastic polymer [polymer (F)], said process includes polymerizing VDF in an aqueous phase that includes: at least one surfactant selected from the group consisting of non-fluorinated surfactants [surfactant (HS)] and fluorinated surfactants having a molecular weight of less than 400 [surfactant (FS)]; and at least one functional (per)fluoropolyether (functional PFPE) comprising at least one (per)fluoropolyoxyalkylene chain [chain (R')] and at least one functional group, said functional PFPE having a number average molecular weight of at least 1000 and a solubility in water of less than 1% by weight at 25&#xb0; C., wherein said functional PFPE is present in the aqueous phase in an amount of 0.001 to 0.3 g/l.

Process for manufacturing a dispersion of a vinylidene fluoride polymer

A process for manufacturing a dispersions of a vinylidene fluoride (VDF) thermoplastic polymer [polymer (F)], said process comprising polymerizing VDF in an aqueous phase comprising:

Growing community of inventors

Chelsea, Australia

Fabrizio Spada